514 lines
20 KiB
C
514 lines
20 KiB
C
/***********************************************************
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Copyright 1987, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************/
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#ifndef SCREENINTSTRUCT_H
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#define SCREENINTSTRUCT_H
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#include "screenint.h"
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#include "regionstr.h"
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#include "colormap.h"
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#include "cursor.h"
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#include "validate.h"
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#include <X11/Xproto.h>
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#include "dix.h"
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#include "privates.h"
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typedef struct _PixmapFormat {
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unsigned char depth;
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unsigned char bitsPerPixel;
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unsigned char scanlinePad;
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} PixmapFormatRec;
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typedef struct _Visual {
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VisualID vid;
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short class;
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short bitsPerRGBValue;
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short ColormapEntries;
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short nplanes; /* = log2 (ColormapEntries). This does not
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* imply that the screen has this many planes.
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* it may have more or fewer */
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unsigned long redMask, greenMask, blueMask;
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int offsetRed, offsetGreen, offsetBlue;
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} VisualRec;
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typedef struct _Depth {
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unsigned char depth;
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short numVids;
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VisualID *vids; /* block of visual ids for this depth */
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} DepthRec;
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typedef struct _ScreenSaverStuff {
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WindowPtr pWindow;
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XID wid;
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char blanked;
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Bool (*ExternalScreenSaver) (ScreenPtr /*pScreen */ ,
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int /*xstate */ ,
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Bool /*force */ );
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} ScreenSaverStuffRec;
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/*
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* There is a typedef for each screen function pointer so that code that
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* needs to declare a screen function pointer (e.g. in a screen private
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* or as a local variable) can easily do so and retain full type checking.
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*/
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typedef Bool (*CloseScreenProcPtr) (int /*index */ ,
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ScreenPtr /*pScreen */ );
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typedef void (*QueryBestSizeProcPtr) (int /*class */ ,
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unsigned short * /*pwidth */ ,
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unsigned short * /*pheight */ ,
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ScreenPtr /*pScreen */ );
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typedef Bool (*SaveScreenProcPtr) (ScreenPtr /*pScreen */ ,
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int /*on */ );
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typedef void (*GetImageProcPtr) (DrawablePtr /*pDrawable */ ,
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int /*sx */ ,
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int /*sy */ ,
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int /*w */ ,
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int /*h */ ,
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unsigned int /*format */ ,
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unsigned long /*planeMask */ ,
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char * /*pdstLine */ );
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typedef void (*GetSpansProcPtr) (DrawablePtr /*pDrawable */ ,
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int /*wMax */ ,
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DDXPointPtr /*ppt */ ,
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int * /*pwidth */ ,
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int /*nspans */ ,
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char * /*pdstStart */ );
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typedef void (*SourceValidateProcPtr) (DrawablePtr /*pDrawable */ ,
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int /*x */ ,
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int /*y */ ,
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int /*width */ ,
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int /*height */ ,
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unsigned int /*subWindowMode */ );
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typedef Bool (*CreateWindowProcPtr) (WindowPtr /*pWindow */ );
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typedef Bool (*DestroyWindowProcPtr) (WindowPtr /*pWindow */ );
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typedef Bool (*PositionWindowProcPtr) (WindowPtr /*pWindow */ ,
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int /*x */ ,
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int /*y */ );
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typedef Bool (*ChangeWindowAttributesProcPtr) (WindowPtr /*pWindow */ ,
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unsigned long /*mask */ );
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typedef Bool (*RealizeWindowProcPtr) (WindowPtr /*pWindow */ );
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typedef Bool (*UnrealizeWindowProcPtr) (WindowPtr /*pWindow */ );
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typedef void (*RestackWindowProcPtr) (WindowPtr /*pWindow */ ,
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WindowPtr /*pOldNextSib */ );
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typedef int (*ValidateTreeProcPtr) (WindowPtr /*pParent */ ,
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WindowPtr /*pChild */ ,
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VTKind /*kind */ );
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typedef void (*PostValidateTreeProcPtr) (WindowPtr /*pParent */ ,
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WindowPtr /*pChild */ ,
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VTKind /*kind */ );
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typedef void (*WindowExposuresProcPtr) (WindowPtr /*pWindow */ ,
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RegionPtr /*prgn */ ,
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RegionPtr /*other_exposed */ );
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typedef void (*CopyWindowProcPtr) (WindowPtr /*pWindow */ ,
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DDXPointRec /*ptOldOrg */ ,
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RegionPtr /*prgnSrc */ );
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typedef void (*ClearToBackgroundProcPtr) (WindowPtr /*pWindow */ ,
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int /*x */ ,
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int /*y */ ,
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int /*w */ ,
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int /*h */ ,
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Bool /*generateExposures */ );
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typedef void (*ClipNotifyProcPtr) (WindowPtr /*pWindow */ ,
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int /*dx */ ,
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int /*dy */ );
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/* pixmap will exist only for the duration of the current rendering operation */
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#define CREATE_PIXMAP_USAGE_SCRATCH 1
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/* pixmap will be the backing pixmap for a redirected window */
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#define CREATE_PIXMAP_USAGE_BACKING_PIXMAP 2
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/* pixmap will contain a glyph */
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#define CREATE_PIXMAP_USAGE_GLYPH_PICTURE 3
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typedef PixmapPtr (*CreatePixmapProcPtr) (ScreenPtr /*pScreen */ ,
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int /*width */ ,
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int /*height */ ,
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int /*depth */ ,
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unsigned /*usage_hint */ );
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typedef Bool (*DestroyPixmapProcPtr) (PixmapPtr /*pPixmap */ );
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typedef Bool (*RealizeFontProcPtr) (ScreenPtr /*pScreen */ ,
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FontPtr /*pFont */ );
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typedef Bool (*UnrealizeFontProcPtr) (ScreenPtr /*pScreen */ ,
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FontPtr /*pFont */ );
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typedef void (*ConstrainCursorProcPtr) (DeviceIntPtr /*pDev */ ,
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ScreenPtr /*pScreen */ ,
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BoxPtr /*pBox */ );
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typedef void (*CursorLimitsProcPtr) (DeviceIntPtr /* pDev */ ,
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ScreenPtr /*pScreen */ ,
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CursorPtr /*pCursor */ ,
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BoxPtr /*pHotBox */ ,
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BoxPtr /*pTopLeftBox */ );
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typedef Bool (*DisplayCursorProcPtr) (DeviceIntPtr /* pDev */ ,
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ScreenPtr /*pScreen */ ,
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CursorPtr /*pCursor */ );
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typedef Bool (*RealizeCursorProcPtr) (DeviceIntPtr /* pDev */ ,
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ScreenPtr /*pScreen */ ,
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CursorPtr /*pCursor */ );
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typedef Bool (*UnrealizeCursorProcPtr) (DeviceIntPtr /* pDev */ ,
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ScreenPtr /*pScreen */ ,
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CursorPtr /*pCursor */ );
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typedef void (*RecolorCursorProcPtr) (DeviceIntPtr /* pDev */ ,
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ScreenPtr /*pScreen */ ,
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CursorPtr /*pCursor */ ,
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Bool /*displayed */ );
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typedef Bool (*SetCursorPositionProcPtr) (DeviceIntPtr /* pDev */ ,
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ScreenPtr /*pScreen */ ,
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int /*x */ ,
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int /*y */ ,
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Bool /*generateEvent */ );
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typedef Bool (*CreateGCProcPtr) (GCPtr /*pGC */ );
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typedef Bool (*CreateColormapProcPtr) (ColormapPtr /*pColormap */ );
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typedef void (*DestroyColormapProcPtr) (ColormapPtr /*pColormap */ );
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typedef void (*InstallColormapProcPtr) (ColormapPtr /*pColormap */ );
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typedef void (*UninstallColormapProcPtr) (ColormapPtr /*pColormap */ );
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typedef int (*ListInstalledColormapsProcPtr) (ScreenPtr /*pScreen */ ,
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XID * /*pmaps */ );
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typedef void (*StoreColorsProcPtr) (ColormapPtr /*pColormap */ ,
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int /*ndef */ ,
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xColorItem * /*pdef */ );
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typedef void (*ResolveColorProcPtr) (unsigned short * /*pred */ ,
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unsigned short * /*pgreen */ ,
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unsigned short * /*pblue */ ,
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VisualPtr /*pVisual */ );
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typedef RegionPtr (*BitmapToRegionProcPtr) (PixmapPtr /*pPix */ );
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typedef void (*SendGraphicsExposeProcPtr) (ClientPtr /*client */ ,
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RegionPtr /*pRgn */ ,
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XID /*drawable */ ,
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int /*major */ ,
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int /*minor */ );
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typedef void (*ScreenBlockHandlerProcPtr) (int /*screenNum */ ,
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pointer /*blockData */ ,
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pointer /*pTimeout */ ,
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pointer /*pReadmask */ );
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typedef void (*ScreenWakeupHandlerProcPtr) (int /*screenNum */ ,
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pointer /*wakeupData */ ,
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unsigned long /*result */ ,
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pointer /*pReadMask */ );
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typedef Bool (*CreateScreenResourcesProcPtr) (ScreenPtr /*pScreen */ );
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typedef Bool (*ModifyPixmapHeaderProcPtr) (PixmapPtr /*pPixmap */ ,
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int /*width */ ,
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int /*height */ ,
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int /*depth */ ,
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int /*bitsPerPixel */ ,
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int /*devKind */ ,
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pointer /*pPixData */ );
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typedef PixmapPtr (*GetWindowPixmapProcPtr) (WindowPtr /*pWin */ );
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typedef void (*SetWindowPixmapProcPtr) (WindowPtr /*pWin */ ,
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PixmapPtr /*pPix */ );
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typedef PixmapPtr (*GetScreenPixmapProcPtr) (ScreenPtr /*pScreen */ );
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typedef void (*SetScreenPixmapProcPtr) (PixmapPtr /*pPix */ );
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typedef void (*MarkWindowProcPtr) (WindowPtr /*pWin */ );
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typedef Bool (*MarkOverlappedWindowsProcPtr) (WindowPtr /*parent */ ,
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WindowPtr /*firstChild */ ,
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WindowPtr * /*pLayerWin */ );
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typedef int (*ConfigNotifyProcPtr) (WindowPtr /*pWin */ ,
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int /*x */ ,
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int /*y */ ,
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int /*w */ ,
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int /*h */ ,
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int /*bw */ ,
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WindowPtr /*pSib */ );
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typedef void (*MoveWindowProcPtr) (WindowPtr /*pWin */ ,
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int /*x */ ,
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int /*y */ ,
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WindowPtr /*pSib */ ,
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VTKind /*kind */ );
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typedef void (*ResizeWindowProcPtr) (WindowPtr /*pWin */ ,
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int /*x */ ,
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int /*y */ ,
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unsigned int /*w */ ,
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unsigned int /*h */ ,
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WindowPtr /*pSib */
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);
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typedef WindowPtr (*GetLayerWindowProcPtr) (WindowPtr /*pWin */
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);
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typedef void (*HandleExposuresProcPtr) (WindowPtr /*pWin */ );
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typedef void (*ReparentWindowProcPtr) (WindowPtr /*pWin */ ,
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WindowPtr /*pPriorParent */ );
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typedef void (*SetShapeProcPtr) (WindowPtr /*pWin */ ,
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int /* kind */ );
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typedef void (*ChangeBorderWidthProcPtr) (WindowPtr /*pWin */ ,
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unsigned int /*width */ );
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typedef void (*MarkUnrealizedWindowProcPtr) (WindowPtr /*pChild */ ,
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WindowPtr /*pWin */ ,
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Bool /*fromConfigure */ );
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typedef Bool (*DeviceCursorInitializeProcPtr) (DeviceIntPtr /* pDev */ ,
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ScreenPtr /* pScreen */ );
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typedef void (*DeviceCursorCleanupProcPtr) (DeviceIntPtr /* pDev */ ,
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ScreenPtr /* pScreen */ );
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typedef void (*ConstrainCursorHarderProcPtr) (DeviceIntPtr, ScreenPtr, int,
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int *, int *);
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typedef struct _Screen {
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int myNum; /* index of this instance in Screens[] */
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ATOM id;
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short x, y, width, height;
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short mmWidth, mmHeight;
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short numDepths;
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unsigned char rootDepth;
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DepthPtr allowedDepths;
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unsigned long rootVisual;
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unsigned long defColormap;
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short minInstalledCmaps, maxInstalledCmaps;
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char backingStoreSupport, saveUnderSupport;
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unsigned long whitePixel, blackPixel;
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GCPtr GCperDepth[MAXFORMATS + 1];
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/* next field is a stipple to use as default in
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a GC. we don't build default tiles of all depths
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because they are likely to be of a color
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different from the default fg pixel, so
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we don't win anything by building
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a standard one.
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*/
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PixmapPtr PixmapPerDepth[1];
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pointer devPrivate;
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short numVisuals;
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VisualPtr visuals;
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WindowPtr root;
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ScreenSaverStuffRec screensaver;
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/* Random screen procedures */
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CloseScreenProcPtr CloseScreen;
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QueryBestSizeProcPtr QueryBestSize;
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SaveScreenProcPtr SaveScreen;
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GetImageProcPtr GetImage;
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GetSpansProcPtr GetSpans;
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SourceValidateProcPtr SourceValidate;
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/* Window Procedures */
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CreateWindowProcPtr CreateWindow;
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DestroyWindowProcPtr DestroyWindow;
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PositionWindowProcPtr PositionWindow;
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ChangeWindowAttributesProcPtr ChangeWindowAttributes;
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RealizeWindowProcPtr RealizeWindow;
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UnrealizeWindowProcPtr UnrealizeWindow;
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ValidateTreeProcPtr ValidateTree;
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PostValidateTreeProcPtr PostValidateTree;
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WindowExposuresProcPtr WindowExposures;
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CopyWindowProcPtr CopyWindow;
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ClearToBackgroundProcPtr ClearToBackground;
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ClipNotifyProcPtr ClipNotify;
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RestackWindowProcPtr RestackWindow;
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/* Pixmap procedures */
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CreatePixmapProcPtr CreatePixmap;
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DestroyPixmapProcPtr DestroyPixmap;
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/* Font procedures */
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RealizeFontProcPtr RealizeFont;
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UnrealizeFontProcPtr UnrealizeFont;
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/* Cursor Procedures */
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ConstrainCursorProcPtr ConstrainCursor;
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ConstrainCursorHarderProcPtr ConstrainCursorHarder;
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CursorLimitsProcPtr CursorLimits;
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DisplayCursorProcPtr DisplayCursor;
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RealizeCursorProcPtr RealizeCursor;
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UnrealizeCursorProcPtr UnrealizeCursor;
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RecolorCursorProcPtr RecolorCursor;
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SetCursorPositionProcPtr SetCursorPosition;
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/* GC procedures */
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CreateGCProcPtr CreateGC;
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/* Colormap procedures */
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CreateColormapProcPtr CreateColormap;
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DestroyColormapProcPtr DestroyColormap;
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InstallColormapProcPtr InstallColormap;
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UninstallColormapProcPtr UninstallColormap;
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ListInstalledColormapsProcPtr ListInstalledColormaps;
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StoreColorsProcPtr StoreColors;
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ResolveColorProcPtr ResolveColor;
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/* Region procedures */
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BitmapToRegionProcPtr BitmapToRegion;
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SendGraphicsExposeProcPtr SendGraphicsExpose;
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/* os layer procedures */
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ScreenBlockHandlerProcPtr BlockHandler;
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ScreenWakeupHandlerProcPtr WakeupHandler;
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pointer blockData;
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pointer wakeupData;
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/* anybody can get a piece of this array */
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PrivateRec *devPrivates;
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CreateScreenResourcesProcPtr CreateScreenResources;
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ModifyPixmapHeaderProcPtr ModifyPixmapHeader;
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GetWindowPixmapProcPtr GetWindowPixmap;
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SetWindowPixmapProcPtr SetWindowPixmap;
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GetScreenPixmapProcPtr GetScreenPixmap;
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SetScreenPixmapProcPtr SetScreenPixmap;
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PixmapPtr pScratchPixmap; /* scratch pixmap "pool" */
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unsigned int totalPixmapSize;
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MarkWindowProcPtr MarkWindow;
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MarkOverlappedWindowsProcPtr MarkOverlappedWindows;
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ConfigNotifyProcPtr ConfigNotify;
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MoveWindowProcPtr MoveWindow;
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ResizeWindowProcPtr ResizeWindow;
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GetLayerWindowProcPtr GetLayerWindow;
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HandleExposuresProcPtr HandleExposures;
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ReparentWindowProcPtr ReparentWindow;
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SetShapeProcPtr SetShape;
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ChangeBorderWidthProcPtr ChangeBorderWidth;
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MarkUnrealizedWindowProcPtr MarkUnrealizedWindow;
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/* Device cursor procedures */
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DeviceCursorInitializeProcPtr DeviceCursorInitialize;
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DeviceCursorCleanupProcPtr DeviceCursorCleanup;
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/* set it in driver side if X server can copy the framebuffer content.
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* Meant to be used together with '-background none' option, avoiding
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* malicious users to steal framebuffer's content if that would be the
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* default */
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Bool canDoBGNoneRoot;
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} ScreenRec;
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static inline RegionPtr
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BitmapToRegion(ScreenPtr _pScreen, PixmapPtr pPix)
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{
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return (*(_pScreen)->BitmapToRegion) (pPix); /* no mi version?! */
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}
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typedef struct _ScreenInfo {
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int imageByteOrder;
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int bitmapScanlineUnit;
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int bitmapScanlinePad;
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int bitmapBitOrder;
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int numPixmapFormats;
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PixmapFormatRec formats[MAXFORMATS];
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int numScreens;
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ScreenPtr screens[MAXSCREENS];
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int x; /* origin */
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int y; /* origin */
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int width; /* total width of all screens together */
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int height; /* total height of all screens together */
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} ScreenInfo;
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extern _X_EXPORT ScreenInfo screenInfo;
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extern _X_EXPORT void InitOutput(ScreenInfo * /*pScreenInfo */ ,
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int /*argc */ ,
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char ** /*argv */ );
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#endif /* SCREENINTSTRUCT_H */
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